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| dataTables.fixedColumns.js | |||||
| dataTables.fixedColumns.min.js | |||||
| fixedColumns.bootstrap4.js | |||||
| fixedColumns.bootstrap4.min.js |
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/*! FixedColumns 3.2.6
* ©2010-2018 SpryMedia Ltd - datatables.net/license
*/
/**
* @summary FixedColumns
* @description Freeze columns in place on a scrolling DataTable
* @version 3.2.6
* @file dataTables.fixedColumns.js
* @author SpryMedia Ltd (www.sprymedia.co.uk)
* @contact www.sprymedia.co.uk/contact
* @copyright Copyright 2010-2018 SpryMedia Ltd.
*
* This source file is free software, available under the following license:
* MIT license - http://datatables.net/license/mit
*
* This source file is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the license files for details.
*
* For details please refer to: http://www.datatables.net
*/
(function( factory ){
if ( typeof define === 'function' && define.amd ) {
// AMD
define( ['jquery', 'datatables.net'], function ( $ ) {
return factory( $, window, document );
} );
}
else if ( typeof exports === 'object' ) {
// CommonJS
module.exports = function (root, $) {
if ( ! root ) {
root = window;
}
if ( ! $ || ! $.fn.dataTable ) {
$ = require('datatables.net')(root, $).$;
}
return factory( $, root, root.document );
};
}
else {
// Browser
factory( jQuery, window, document );
}
}(function( $, window, document, undefined ) {
'use strict';
var DataTable = $.fn.dataTable;
var _firefoxScroll;
/**
* When making use of DataTables' x-axis scrolling feature, you may wish to
* fix the left most column in place. This plug-in for DataTables provides
* exactly this option (note for non-scrolling tables, please use the
* FixedHeader plug-in, which can fix headers and footers). Key
* features include:
*
* * Freezes the left or right most columns to the side of the table
* * Option to freeze two or more columns
* * Full integration with DataTables' scrolling options
* * Speed - FixedColumns is fast in its operation
*
* @class
* @constructor
* @global
* @param {object} dt DataTables instance. With DataTables 1.10 this can also
* be a jQuery collection, a jQuery selector, DataTables API instance or
* settings object.
* @param {object} [init={}] Configuration object for FixedColumns. Options are
* defined by {@link FixedColumns.defaults}
*
* @requires jQuery 1.7+
* @requires DataTables 1.8.0+
*
* @example
* var table = $('#example').dataTable( {
* "scrollX": "100%"
* } );
* new $.fn.dataTable.fixedColumns( table );
*/
var FixedColumns = function ( dt, init ) {
var that = this;
/* Sanity check - you just know it will happen */
if ( ! ( this instanceof FixedColumns ) ) {
alert( "FixedColumns warning: FixedColumns must be initialised with the 'new' keyword." );
return;
}
if ( init === undefined || init === true ) {
init = {};
}
// Use the DataTables Hungarian notation mapping method, if it exists to
// provide forwards compatibility for camel case variables
var camelToHungarian = $.fn.dataTable.camelToHungarian;
if ( camelToHungarian ) {
camelToHungarian( FixedColumns.defaults, FixedColumns.defaults, true );
camelToHungarian( FixedColumns.defaults, init );
}
// v1.10 allows the settings object to be got form a number of sources
var dtSettings = new $.fn.dataTable.Api( dt ).settings()[0];
/**
* Settings object which contains customisable information for FixedColumns instance
* @namespace
* @extends FixedColumns.defaults
* @private
*/
this.s = {
/**
* DataTables settings objects
* @type object
* @default Obtained from DataTables instance
*/
"dt": dtSettings,
/**
* Number of columns in the DataTable - stored for quick access
* @type int
* @default Obtained from DataTables instance
*/
"iTableColumns": dtSettings.aoColumns.length,
/**
* Original outer widths of the columns as rendered by DataTables - used to calculate
* the FixedColumns grid bounding box
* @type array.<int>
* @default []
*/
"aiOuterWidths": [],
/**
* Original inner widths of the columns as rendered by DataTables - used to apply widths
* to the columns
* @type array.<int>
* @default []
*/
"aiInnerWidths": [],
/**
* Is the document layout right-to-left
* @type boolean
*/
rtl: $(dtSettings.nTable).css('direction') === 'rtl'
};
/**
* DOM elements used by the class instance
* @namespace
* @private
*
*/
this.dom = {
/**
* DataTables scrolling element
* @type node
* @default null
*/
"scroller": null,
/**
* DataTables header table
* @type node
* @default null
*/
"header": null,
/**
* DataTables body table
* @type node
* @default null
*/
"body": null,
/**
* DataTables footer table
* @type node
* @default null
*/
"footer": null,
/**
* Display grid elements
* @namespace
*/
"grid": {
/**
* Grid wrapper. This is the container element for the 3x3 grid
* @type node
* @default null
*/
"wrapper": null,
/**
* DataTables scrolling element. This element is the DataTables
* component in the display grid (making up the main table - i.e.
* not the fixed columns).
* @type node
* @default null
*/
"dt": null,
/**
* Left fixed column grid components
* @namespace
*/
"left": {
"wrapper": null,
"head": null,
"body": null,
"foot": null
},
/**
* Right fixed column grid components
* @namespace
*/
"right": {
"wrapper": null,
"head": null,
"body": null,
"foot": null
}
},
/**
* Cloned table nodes
* @namespace
*/
"clone": {
/**
* Left column cloned table nodes
* @namespace
*/
"left": {
/**
* Cloned header table
* @type node
* @default null
*/
"header": null,
/**
* Cloned body table
* @type node
* @default null
*/
"body": null,
/**
* Cloned footer table
* @type node
* @default null
*/
"footer": null
},
/**
* Right column cloned table nodes
* @namespace
*/
"right": {
/**
* Cloned header table
* @type node
* @default null
*/
"header": null,
/**
* Cloned body table
* @type node
* @default null
*/
"body": null,
/**
* Cloned footer table
* @type node
* @default null
*/
"footer": null
}
}
};
if ( dtSettings._oFixedColumns ) {
throw 'FixedColumns already initialised on this table';
}
/* Attach the instance to the DataTables instance so it can be accessed easily */
dtSettings._oFixedColumns = this;
/* Let's do it */
if ( ! dtSettings._bInitComplete )
{
dtSettings.oApi._fnCallbackReg( dtSettings, 'aoInitComplete', function () {
that._fnConstruct( init );
}, 'FixedColumns' );
}
else
{
this._fnConstruct( init );
}
};
$.extend( FixedColumns.prototype , {
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Public methods
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/**
* Update the fixed columns - including headers and footers. Note that FixedColumns will
* automatically update the display whenever the host DataTable redraws.
* @returns {void}
* @example
* var table = $('#example').dataTable( {
* "scrollX": "100%"
* } );
* var fc = new $.fn.dataTable.fixedColumns( table );
*
* // at some later point when the table has been manipulated....
* fc.fnUpdate();
*/
"fnUpdate": function ()
{
this._fnDraw( true );
},
/**
* Recalculate the resizes of the 3x3 grid that FixedColumns uses for display of the table.
* This is useful if you update the width of the table container. Note that FixedColumns will
* perform this function automatically when the window.resize event is fired.
* @returns {void}
* @example
* var table = $('#example').dataTable( {
* "scrollX": "100%"
* } );
* var fc = new $.fn.dataTable.fixedColumns( table );
*
* // Resize the table container and then have FixedColumns adjust its layout....
* $('#content').width( 1200 );
* fc.fnRedrawLayout();
*/
"fnRedrawLayout": function ()
{
this._fnColCalc();
this._fnGridLayout();
this.fnUpdate();
},
/**
* Mark a row such that it's height should be recalculated when using 'semiauto' row
* height matching. This function will have no effect when 'none' or 'auto' row height
* matching is used.
* @param {Node} nTr TR element that should have it's height recalculated
* @returns {void}
* @example
* var table = $('#example').dataTable( {
* "scrollX": "100%"
* } );
* var fc = new $.fn.dataTable.fixedColumns( table );
*
* // manipulate the table - mark the row as needing an update then update the table
* // this allows the redraw performed by DataTables fnUpdate to recalculate the row
* // height
* fc.fnRecalculateHeight();
* table.fnUpdate( $('#example tbody tr:eq(0)')[0], ["insert date", 1, 2, 3 ... ]);
*/
"fnRecalculateHeight": function ( nTr )
{
delete nTr._DTTC_iHeight;
nTr.style.height = 'auto';
},
/**
* Set the height of a given row - provides cross browser compatibility
* @param {Node} nTarget TR element that should have it's height recalculated
* @param {int} iHeight Height in pixels to set
* @returns {void}
* @example
* var table = $('#example').dataTable( {
* "scrollX": "100%"
* } );
* var fc = new $.fn.dataTable.fixedColumns( table );
*
* // You may want to do this after manipulating a row in the fixed column
* fc.fnSetRowHeight( $('#example tbody tr:eq(0)')[0], 50 );
*/
"fnSetRowHeight": function ( nTarget, iHeight )
{
nTarget.style.height = iHeight+"px";
},
/**
* Get data index information about a row or cell in the table body.
* This function is functionally identical to fnGetPosition in DataTables,
* taking the same parameter (TH, TD or TR node) and returning exactly the
* the same information (data index information). THe difference between
* the two is that this method takes into account the fixed columns in the
* table, so you can pass in nodes from the master table, or the cloned
* tables and get the index position for the data in the main table.
* @param {node} node TR, TH or TD element to get the information about
* @returns {int} If nNode is given as a TR, then a single index is
* returned, or if given as a cell, an array of [row index, column index
* (visible), column index (all)] is given.
*/
"fnGetPosition": function ( node )
{
var idx;
var inst = this.s.dt.oInstance;
if ( ! $(node).parents('.DTFC_Cloned').length )
{
// Not in a cloned table
return inst.fnGetPosition( node );
}
else
{
// Its in the cloned table, so need to look up position
if ( node.nodeName.toLowerCase() === 'tr' ) {
idx = $(node).index();
return inst.fnGetPosition( $('tr', this.s.dt.nTBody)[ idx ] );
}
else
{
var colIdx = $(node).index();
idx = $(node.parentNode).index();
var row = inst.fnGetPosition( $('tr', this.s.dt.nTBody)[ idx ] );
return [
row,
colIdx,
inst.oApi._fnVisibleToColumnIndex( this.s.dt, colIdx )
];
}
}
},
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Private methods (they are of course public in JS, but recommended as private)
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/**
* Initialisation for FixedColumns
* @param {Object} oInit User settings for initialisation
* @returns {void}
* @private
*/
"_fnConstruct": function ( oInit )
{
var i, iLen, iWidth,
that = this;
/* Sanity checking */
if ( typeof this.s.dt.oInstance.fnVersionCheck != 'function' ||
this.s.dt.oInstance.fnVersionCheck( '1.8.0' ) !== true )
{
alert( "FixedColumns "+FixedColumns.VERSION+" required DataTables 1.8.0 or later. "+
"Please upgrade your DataTables installation" );
return;
}
if ( this.s.dt.oScroll.sX === "" )
{
this.s.dt.oInstance.oApi._fnLog( this.s.dt, 1, "FixedColumns is not needed (no "+
"x-scrolling in DataTables enabled), so no action will be taken. Use 'FixedHeader' for "+
"column fixing when scrolling is not enabled" );
return;
}
/* Apply the settings from the user / defaults */
this.s = $.extend( true, this.s, FixedColumns.defaults, oInit );
/* Set up the DOM as we need it and cache nodes */
var classes = this.s.dt.oClasses;
this.dom.grid.dt = $(this.s.dt.nTable).parents('div.'+classes.sScrollWrapper)[0];
this.dom.scroller = $('div.'+classes.sScrollBody, this.dom.grid.dt )[0];
/* Set up the DOM that we want for the fixed column layout grid */
this._fnColCalc();
this._fnGridSetup();
/* Event handlers */
var mouseController;
var mouseDown = false;
// When the mouse is down (drag scroll) the mouse controller cannot
// change, as the browser keeps the original element as the scrolling one
$(this.s.dt.nTableWrapper).on( 'mousedown.DTFC', function (e) {
if ( e.button === 0 ) {
mouseDown = true;
$(document).one( 'mouseup', function () {
mouseDown = false;
} );
}
} );
// When the body is scrolled - scroll the left and right columns
$(this.dom.scroller)
.on( 'mouseover.DTFC touchstart.DTFC', function () {
if ( ! mouseDown ) {
mouseController = 'main';
}
} )
.on( 'scroll.DTFC', function (e) {
if ( ! mouseController && e.originalEvent ) {
mouseController = 'main';
}
if ( mouseController === 'main' ) {
if ( that.s.iLeftColumns > 0 ) {
that.dom.grid.left.liner.scrollTop = that.dom.scroller.scrollTop;
}
if ( that.s.iRightColumns > 0 ) {
that.dom.grid.right.liner.scrollTop = that.dom.scroller.scrollTop;
}
}
} );
var wheelType = 'onwheel' in document.createElement('div') ?
'wheel.DTFC' :
'mousewheel.DTFC';
if ( that.s.iLeftColumns > 0 ) {
// When scrolling the left column, scroll the body and right column
$(that.dom.grid.left.liner)
.on( 'mouseover.DTFC touchstart.DTFC', function () {
if ( ! mouseDown ) {
mouseController = 'left';
}
} )
.on( 'scroll.DTFC', function ( e ) {
if ( ! mouseController && e.originalEvent ) {
mouseController = 'left';
}
if ( mouseController === 'left' ) {
that.dom.scroller.scrollTop = that.dom.grid.left.liner.scrollTop;
if ( that.s.iRightColumns > 0 ) {
that.dom.grid.right.liner.scrollTop = that.dom.grid.left.liner.scrollTop;
}
}
} )
.on( wheelType, function(e) {
// Pass horizontal scrolling through
var xDelta = e.type === 'wheel' ?
-e.originalEvent.deltaX :
e.originalEvent.wheelDeltaX;
that.dom.scroller.scrollLeft -= xDelta;
} );
}
if ( that.s.iRightColumns > 0 ) {
// When scrolling the right column, scroll the body and the left column
$(that.dom.grid.right.liner)
.on( 'mouseover.DTFC touchstart.DTFC', function () {
if ( ! mouseDown ) {
mouseController = 'right';
}
} )
.on( 'scroll.DTFC', function ( e ) {
if ( ! mouseController && e.originalEvent ) {
mouseController = 'right';
}
if ( mouseController === 'right' ) {
that.dom.scroller.scrollTop = that.dom.grid.right.liner.scrollTop;
if ( that.s.iLeftColumns > 0 ) {
that.dom.grid.left.liner.scrollTop = that.dom.grid.right.liner.scrollTop;
}
}
} )
.on( wheelType, function(e) {
// Pass horizontal scrolling through
var xDelta = e.type === 'wheel' ?
-e.originalEvent.deltaX :
e.originalEvent.wheelDeltaX;
that.dom.scroller.scrollLeft -= xDelta;
} );
}
$(window).on( 'resize.DTFC', function () {
that._fnGridLayout.call( that );
} );
var bFirstDraw = true;
var jqTable = $(this.s.dt.nTable);
jqTable
.on( 'draw.dt.DTFC', function () {
that._fnColCalc();
that._fnDraw.call( that, bFirstDraw );
bFirstDraw = false;
} )
.on( 'column-sizing.dt.DTFC', function () {
that._fnColCalc();
that._fnGridLayout( that );
} )
.on( 'column-visibility.dt.DTFC', function ( e, settings, column, vis, recalc ) {
if ( recalc === undefined || recalc ) {
that._fnColCalc();
that._fnGridLayout( that );
that._fnDraw( true );
}
} )
.on( 'select.dt.DTFC deselect.dt.DTFC', function ( e, dt, type, indexes ) {
if ( e.namespace === 'dt' ) {
that._fnDraw( false );
}
} )
.on( 'destroy.dt.DTFC', function () {
jqTable.off( '.DTFC' );
$(that.dom.scroller).off( '.DTFC' );
$(window).off( '.DTFC' );
$(that.s.dt.nTableWrapper).off( '.DTFC' );
$(that.dom.grid.left.liner).off( '.DTFC '+wheelType );
$(that.dom.grid.left.wrapper).remove();
$(that.dom.grid.right.liner).off( '.DTFC '+wheelType );
$(that.dom.grid.right.wrapper).remove();
} );
/* Get things right to start with - note that due to adjusting the columns, there must be
* another redraw of the main table. It doesn't need to be a full redraw however.
*/
this._fnGridLayout();
this.s.dt.oInstance.fnDraw(false);
},
/**
* Calculate the column widths for the grid layout
* @returns {void}
* @private
*/
"_fnColCalc": function ()
{
var that = this;
var iLeftWidth = 0;
var iRightWidth = 0;
this.s.aiInnerWidths = [];
this.s.aiOuterWidths = [];
$.each( this.s.dt.aoColumns, function (i, col) {
var th = $(col.nTh);
var border;
if ( ! th.filter(':visible').length ) {
that.s.aiInnerWidths.push( 0 );
that.s.aiOuterWidths.push( 0 );
}
else
{
// Inner width is used to assign widths to cells
// Outer width is used to calculate the container
var iWidth = th.outerWidth();
// When working with the left most-cell, need to add on the
// table's border to the outerWidth, since we need to take
// account of it, but it isn't in any cell
if ( that.s.aiOuterWidths.length === 0 ) {
border = $(that.s.dt.nTable).css('border-left-width');
iWidth += typeof border === 'string' && border.indexOf('px') === -1 ?
1 :
parseInt( border, 10 );
}
// Likewise with the final column on the right
if ( that.s.aiOuterWidths.length === that.s.dt.aoColumns.length-1 ) {
border = $(that.s.dt.nTable).css('border-right-width');
iWidth += typeof border === 'string' && border.indexOf('px') === -1 ?
1 :
parseInt( border, 10 );
}
that.s.aiOuterWidths.push( iWidth );
that.s.aiInnerWidths.push( th.width() );
if ( i < that.s.iLeftColumns )
{
iLeftWidth += iWidth;
}
if ( that.s.iTableColumns-that.s.iRightColumns <= i )
{
iRightWidth += iWidth;
}
}
} );
this.s.iLeftWidth = iLeftWidth;
this.s.iRightWidth = iRightWidth;
},
/**
* Set up the DOM for the fixed column. The way the layout works is to create a 1x3 grid
* for the left column, the DataTable (for which we just reuse the scrolling element DataTable
* puts into the DOM) and the right column. In each of he two fixed column elements there is a
* grouping wrapper element and then a head, body and footer wrapper. In each of these we then
* place the cloned header, body or footer tables. This effectively gives as 3x3 grid structure.
* @returns {void}
* @private
*/
"_fnGridSetup": function ()
{
var that = this;
var oOverflow = this._fnDTOverflow();
var block;
this.dom.body = this.s.dt.nTable;
this.dom.header = this.s.dt.nTHead.parentNode;
this.dom.header.parentNode.parentNode.style.position = "relative";
var nSWrapper =
$('<div class="DTFC_ScrollWrapper" style="position:relative; clear:both;">'+
'<div class="DTFC_LeftWrapper" style="position:absolute; top:0; left:0;" aria-hidden="true">'+
'<div class="DTFC_LeftHeadWrapper" style="position:relative; top:0; left:0; overflow:hidden;"></div>'+
'<div class="DTFC_LeftBodyWrapper" style="position:relative; top:0; left:0; overflow:hidden;">'+
'<div class="DTFC_LeftBodyLiner" style="position:relative; top:0; left:0; overflow-y:scroll;"></div>'+
'</div>'+
'<div class="DTFC_LeftFootWrapper" style="position:relative; top:0; left:0; overflow:hidden;"></div>'+
'</div>'+
'<div class="DTFC_RightWrapper" style="position:absolute; top:0; right:0;" aria-hidden="true">'+
'<div class="DTFC_RightHeadWrapper" style="position:relative; top:0; left:0;">'+
'<div class="DTFC_RightHeadBlocker DTFC_Blocker" style="position:absolute; top:0; bottom:0;"></div>'+
'</div>'+
'<div class="DTFC_RightBodyWrapper" style="position:relative; top:0; left:0; overflow:hidden;">'+
'<div class="DTFC_RightBodyLiner" style="position:relative; top:0; left:0; overflow-y:scroll;"></div>'+
'</div>'+
'<div class="DTFC_RightFootWrapper" style="position:relative; top:0; left:0;">'+
'<div class="DTFC_RightFootBlocker DTFC_Blocker" style="position:absolute; top:0; bottom:0;"></div>'+
'</div>'+
'</div>'+
'</div>')[0];
var nLeft = nSWrapper.childNodes[0];
var nRight = nSWrapper.childNodes[1];
this.dom.grid.dt.parentNode.insertBefore( nSWrapper, this.dom.grid.dt );
nSWrapper.appendChild( this.dom.grid.dt );
this.dom.grid.wrapper = nSWrapper;
if ( this.s.iLeftColumns > 0 )
{
this.dom.grid.left.wrapper = nLeft;
this.dom.grid.left.head = nLeft.childNodes[0];
this.dom.grid.left.body = nLeft.childNodes[1];
this.dom.grid.left.liner = $('div.DTFC_LeftBodyLiner', nSWrapper)[0];
nSWrapper.appendChild( nLeft );
}
if ( this.s.iRightColumns > 0 )
{
this.dom.grid.right.wrapper = nRight;
this.dom.grid.right.head = nRight.childNodes[0];
this.dom.grid.right.body = nRight.childNodes[1];
this.dom.grid.right.liner = $('div.DTFC_RightBodyLiner', nSWrapper)[0];
nRight.style.right = oOverflow.bar+"px";
block = $('div.DTFC_RightHeadBlocker', nSWrapper)[0];
block.style.width = oOverflow.bar+"px";
block.style.right = -oOverflow.bar+"px";
this.dom.grid.right.headBlock = block;
block = $('div.DTFC_RightFootBlocker', nSWrapper)[0];
block.style.width = oOverflow.bar+"px";
block.style.right = -oOverflow.bar+"px";
this.dom.grid.right.footBlock = block;
nSWrapper.appendChild( nRight );
}
if ( this.s.dt.nTFoot )
{
this.dom.footer = this.s.dt.nTFoot.parentNode;
if ( this.s.iLeftColumns > 0 )
{
this.dom.grid.left.foot = nLeft.childNodes[2];
}
if ( this.s.iRightColumns > 0 )
{
this.dom.grid.right.foot = nRight.childNodes[2];
}
}
// RTL support - swap the position of the left and right columns (#48)
if ( this.s.rtl ) {
$('div.DTFC_RightHeadBlocker', nSWrapper).css( {
left: -oOverflow.bar+'px',
right: ''
} );
}
},
/**
* Style and position the grid used for the FixedColumns layout
* @returns {void}
* @private
*/
"_fnGridLayout": function ()
{
var that = this;
var oGrid = this.dom.grid;
var iWidth = $(oGrid.wrapper).width();
var iBodyHeight = this.s.dt.nTable.parentNode.offsetHeight;
var iFullHeight = this.s.dt.nTable.parentNode.parentNode.offsetHeight;
var oOverflow = this._fnDTOverflow();
var iLeftWidth = this.s.iLeftWidth;
var iRightWidth = this.s.iRightWidth;
var rtl = $(this.dom.body).css('direction') === 'rtl';
var wrapper;
var scrollbarAdjust = function ( node, width ) {
if ( ! oOverflow.bar ) {
// If there is no scrollbar (Macs) we need to hide the auto scrollbar
node.style.width = (width+20)+"px";
node.style.paddingRight = "20px";
node.style.boxSizing = "border-box";
}
else if ( that._firefoxScrollError() ) {
// See the above function for why this is required
if ( $(node).height() > 34 ) {
node.style.width = (width+oOverflow.bar)+"px";
}
}
else {
// Otherwise just overflow by the scrollbar
node.style.width = (width+oOverflow.bar)+"px";
}
};
// When x scrolling - don't paint the fixed columns over the x scrollbar
if ( oOverflow.x )
{
iBodyHeight -= oOverflow.bar;
}
oGrid.wrapper.style.height = iFullHeight+"px";
if ( this.s.iLeftColumns > 0 )
{
wrapper = oGrid.left.wrapper;
wrapper.style.width = iLeftWidth+'px';
wrapper.style.height = '1px';
// Swap the position of the left and right columns for rtl (#48)
// This is always up against the edge, scrollbar on the far side
if ( rtl ) {
wrapper.style.left = '';
wrapper.style.right = 0;
}
else {
wrapper.style.left = 0;
wrapper.style.right = '';
}
oGrid.left.body.style.height = iBodyHeight+"px";
if ( oGrid.left.foot ) {
oGrid.left.foot.style.top = (oOverflow.x ? oOverflow.bar : 0)+"px"; // shift footer for scrollbar
}
scrollbarAdjust( oGrid.left.liner, iLeftWidth );
oGrid.left.liner.style.height = iBodyHeight+"px";
oGrid.left.liner.style.maxHeight = iBodyHeight+"px";
}
if ( this.s.iRightColumns > 0 )
{
wrapper = oGrid.right.wrapper;
wrapper.style.width = iRightWidth+'px';
wrapper.style.height = '1px';
// Need to take account of the vertical scrollbar
if ( this.s.rtl ) {
wrapper.style.left = oOverflow.y ? oOverflow.bar+'px' : 0;
wrapper.style.right = '';
}
else {
wrapper.style.left = '';
wrapper.style.right = oOverflow.y ? oOverflow.bar+'px' : 0;
}
oGrid.right.body.style.height = iBodyHeight+"px";
if ( oGrid.right.foot ) {
oGrid.right.foot.style.top = (oOverflow.x ? oOverflow.bar : 0)+"px";
}
scrollbarAdjust( oGrid.right.liner, iRightWidth );
oGrid.right.liner.style.height = iBodyHeight+"px";
oGrid.right.liner.style.maxHeight = iBodyHeight+"px";
oGrid.right.headBlock.style.display = oOverflow.y ? 'block' : 'none';
oGrid.right.footBlock.style.display = oOverflow.y ? 'block' : 'none';
}
},
/**
* Get information about the DataTable's scrolling state - specifically if the table is scrolling
* on either the x or y axis, and also the scrollbar width.
* @returns {object} Information about the DataTables scrolling state with the properties:
* 'x', 'y' and 'bar'
* @private
*/
"_fnDTOverflow": function ()
{
var nTable = this.s.dt.nTable;
var nTableScrollBody = nTable.parentNode;
var out = {
"x": false,
"y": false,
"bar": this.s.dt.oScroll.iBarWidth
};
if ( nTable.offsetWidth > nTableScrollBody.clientWidth )
{
out.x = true;
}
if ( nTable.offsetHeight > nTableScrollBody.clientHeight )
{
out.y = true;
}
return out;
},
/**
* Clone and position the fixed columns
* @returns {void}
* @param {Boolean} bAll Indicate if the header and footer should be updated as well (true)
* @private
*/
"_fnDraw": function ( bAll )
{
this._fnGridLayout();
this._fnCloneLeft( bAll );
this._fnCloneRight( bAll );
/* Draw callback function */
if ( this.s.fnDrawCallback !== null )
{
this.s.fnDrawCallback.call( this, this.dom.clone.left, this.dom.clone.right );
}
/* Event triggering */
$(this).trigger( 'draw.dtfc', {
"leftClone": this.dom.clone.left,
"rightClone": this.dom.clone.right
} );
},
/**
* Clone the right columns
* @returns {void}
* @param {Boolean} bAll Indicate if the header and footer should be updated as well (true)
* @private
*/
"_fnCloneRight": function ( bAll )
{
if ( this.s.iRightColumns <= 0 ) {
return;
}
var that = this,
i, jq,
aiColumns = [];
for ( i=this.s.iTableColumns-this.s.iRightColumns ; i<this.s.iTableColumns ; i++ ) {
if ( this.s.dt.aoColumns[i].bVisible ) {
aiColumns.push( i );
}
}
this._fnClone( this.dom.clone.right, this.dom.grid.right, aiColumns, bAll );
},
/**
* Clone the left columns
* @returns {void}
* @param {Boolean} bAll Indicate if the header and footer should be updated as well (true)
* @private
*/
"_fnCloneLeft": function ( bAll )
{
if ( this.s.iLeftColumns <= 0 ) {
return;
}
var that = this,
i, jq,
aiColumns = [];
for ( i=0 ; i<this.s.iLeftColumns ; i++ ) {
if ( this.s.dt.aoColumns[i].bVisible ) {
aiColumns.push( i );
}
}
this._fnClone( this.dom.clone.left, this.dom.grid.left, aiColumns, bAll );
},
/**
* Make a copy of the layout object for a header or footer element from DataTables. Note that
* this method will clone the nodes in the layout object.
* @returns {Array} Copy of the layout array
* @param {Object} aoOriginal Layout array from DataTables (aoHeader or aoFooter)
* @param {Object} aiColumns Columns to copy
* @param {boolean} events Copy cell events or not
* @private
*/
"_fnCopyLayout": function ( aoOriginal, aiColumns, events )
{
var aReturn = [];
var aClones = [];
var aCloned = [];
for ( var i=0, iLen=aoOriginal.length ; i<iLen ; i++ )
{
var aRow = [];
aRow.nTr = $(aoOriginal[i].nTr).clone(events, false)[0];
for ( var j=0, jLen=this.s.iTableColumns ; j<jLen ; j++ )
{
if ( $.inArray( j, aiColumns ) === -1 )
{
continue;
}
var iCloned = $.inArray( aoOriginal[i][j].cell, aCloned );
if ( iCloned === -1 )
{
var nClone = $(aoOriginal[i][j].cell).clone(events, false)[0];
aClones.push( nClone );
aCloned.push( aoOriginal[i][j].cell );
aRow.push( {
"cell": nClone,
"unique": aoOriginal[i][j].unique
} );
}
else
{
aRow.push( {
"cell": aClones[ iCloned ],
"unique": aoOriginal[i][j].unique
} );
}
}
aReturn.push( aRow );
}
return aReturn;
},
/**
* Clone the DataTable nodes and place them in the DOM (sized correctly)
* @returns {void}
* @param {Object} oClone Object containing the header, footer and body cloned DOM elements
* @param {Object} oGrid Grid object containing the display grid elements for the cloned
* column (left or right)
* @param {Array} aiColumns Column indexes which should be operated on from the DataTable
* @param {Boolean} bAll Indicate if the header and footer should be updated as well (true)
* @private
*/
"_fnClone": function ( oClone, oGrid, aiColumns, bAll )
{
var that = this,
i, iLen, j, jLen, jq, nTarget, iColumn, nClone, iIndex, aoCloneLayout,
jqCloneThead, aoFixedHeader,
dt = this.s.dt;
/*
* Header
*/
if ( bAll )
{
$(oClone.header).remove();
oClone.header = $(this.dom.header).clone(true, false)[0];
oClone.header.className += " DTFC_Cloned";
oClone.header.style.width = "100%";
oGrid.head.appendChild( oClone.header );
/* Copy the DataTables layout cache for the header for our floating column */
aoCloneLayout = this._fnCopyLayout( dt.aoHeader, aiColumns, true );
jqCloneThead = $('>thead', oClone.header);
jqCloneThead.empty();
/* Add the created cloned TR elements to the table */
for ( i=0, iLen=aoCloneLayout.length ; i<iLen ; i++ )
{
jqCloneThead[0].appendChild( aoCloneLayout[i].nTr );
}
/* Use the handy _fnDrawHead function in DataTables to do the rowspan/colspan
* calculations for us
*/
dt.oApi._fnDrawHead( dt, aoCloneLayout, true );
}
else
{
/* To ensure that we copy cell classes exactly, regardless of colspan, multiple rows
* etc, we make a copy of the header from the DataTable again, but don't insert the
* cloned cells, just copy the classes across. To get the matching layout for the
* fixed component, we use the DataTables _fnDetectHeader method, allowing 1:1 mapping
*/
aoCloneLayout = this._fnCopyLayout( dt.aoHeader, aiColumns, false );
aoFixedHeader=[];
dt.oApi._fnDetectHeader( aoFixedHeader, $('>thead', oClone.header)[0] );
for ( i=0, iLen=aoCloneLayout.length ; i<iLen ; i++ )
{
for ( j=0, jLen=aoCloneLayout[i].length ; j<jLen ; j++ )
{
aoFixedHeader[i][j].cell.className = aoCloneLayout[i][j].cell.className;
// If jQuery UI theming is used we need to copy those elements as well
$('span.DataTables_sort_icon', aoFixedHeader[i][j].cell).each( function () {
this.className = $('span.DataTables_sort_icon', aoCloneLayout[i][j].cell)[0].className;
} );
}
}
}
this._fnEqualiseHeights( 'thead', this.dom.header, oClone.header );
/*
* Body
*/
if ( this.s.sHeightMatch == 'auto' )
{
/* Remove any heights which have been applied already and let the browser figure it out */
$('>tbody>tr', that.dom.body).css('height', 'auto');
}
if ( oClone.body !== null )
{
$(oClone.body).remove();
oClone.body = null;
}
oClone.body = $(this.dom.body).clone(true)[0];
oClone.body.className += " DTFC_Cloned";
oClone.body.style.paddingBottom = dt.oScroll.iBarWidth+"px";
oClone.body.style.marginBottom = (dt.oScroll.iBarWidth*2)+"px"; /* For IE */
if ( oClone.body.getAttribute('id') !== null )
{
oClone.body.removeAttribute('id');
}
$('>thead>tr', oClone.body).empty();
$('>tfoot', oClone.body).remove();
var nBody = $('tbody', oClone.body)[0];
$(nBody).empty();
if ( dt.aiDisplay.length > 0 )
{
/* Copy the DataTables' header elements to force the column width in exactly the
* same way that DataTables does it - have the header element, apply the width and
* colapse it down
*/
var nInnerThead = $('>thead>tr', oClone.body)[0];
for ( iIndex=0 ; iIndex<aiColumns.length ; iIndex++ )
{
iColumn = aiColumns[iIndex];
nClone = $(dt.aoColumns[iColumn].nTh).clone(true)[0];
nClone.innerHTML = "";
var oStyle = nClone.style;
oStyle.paddingTop = "0";
oStyle.paddingBottom = "0";
oStyle.borderTopWidth = "0";
oStyle.borderBottomWidth = "0";
oStyle.height = 0;
oStyle.width = that.s.aiInnerWidths[iColumn]+"px";
nInnerThead.appendChild( nClone );
}
/* Add in the tbody elements, cloning form the master table */
$('>tbody>tr', that.dom.body).each( function (z) {
var i = that.s.dt.oFeatures.bServerSide===false ?
that.s.dt.aiDisplay[ that.s.dt._iDisplayStart+z ] : z;
var aTds = that.s.dt.aoData[ i ].anCells || $(this).children('td, th');
var n = this.cloneNode(false);
n.removeAttribute('id');
n.setAttribute( 'data-dt-row', i );
for ( iIndex=0 ; iIndex<aiColumns.length ; iIndex++ )
{
iColumn = aiColumns[iIndex];
if ( aTds.length > 0 )
{
nClone = $( aTds[iColumn] ).clone(true, true)[0];
nClone.removeAttribute( 'id' );
nClone.setAttribute( 'data-dt-row', i );
nClone.setAttribute( 'data-dt-column', iColumn );
n.appendChild( nClone );
}
}
nBody.appendChild( n );
} );
}
else
{
$('>tbody>tr', that.dom.body).each( function (z) {
nClone = this.cloneNode(true);
nClone.className += ' DTFC_NoData';
$('td', nClone).html('');
nBody.appendChild( nClone );
} );
}
oClone.body.style.width = "100%";
oClone.body.style.margin = "0";
oClone.body.style.padding = "0";
// Interop with Scroller - need to use a height forcing element in the
// scrolling area in the same way that Scroller does in the body scroll.
if ( dt.oScroller !== undefined )
{
var scrollerForcer = dt.oScroller.dom.force;
if ( ! oGrid.forcer ) {
oGrid.forcer = scrollerForcer.cloneNode( true );
oGrid.liner.appendChild( oGrid.forcer );
}
else {
oGrid.forcer.style.height = scrollerForcer.style.height;
}
}
oGrid.liner.appendChild( oClone.body );
this._fnEqualiseHeights( 'tbody', that.dom.body, oClone.body );
/*
* Footer
*/
if ( dt.nTFoot !== null )
{
if ( bAll )
{
if ( oClone.footer !== null )
{
oClone.footer.parentNode.removeChild( oClone.footer );
}
oClone.footer = $(this.dom.footer).clone(true, true)[0];
oClone.footer.className += " DTFC_Cloned";
oClone.footer.style.width = "100%";
oGrid.foot.appendChild( oClone.footer );
/* Copy the footer just like we do for the header */
aoCloneLayout = this._fnCopyLayout( dt.aoFooter, aiColumns, true );
var jqCloneTfoot = $('>tfoot', oClone.footer);
jqCloneTfoot.empty();
for ( i=0, iLen=aoCloneLayout.length ; i<iLen ; i++ )
{
jqCloneTfoot[0].appendChild( aoCloneLayout[i].nTr );
}
dt.oApi._fnDrawHead( dt, aoCloneLayout, true );
}
else
{
aoCloneLayout = this._fnCopyLayout( dt.aoFooter, aiColumns, false );
var aoCurrFooter=[];
dt.oApi._fnDetectHeader( aoCurrFooter, $('>tfoot', oClone.footer)[0] );
for ( i=0, iLen=aoCloneLayout.length ; i<iLen ; i++ )
{
for ( j=0, jLen=aoCloneLayout[i].length ; j<jLen ; j++ )
{
aoCurrFooter[i][j].cell.className = aoCloneLayout[i][j].cell.className;
}
}
}
this._fnEqualiseHeights( 'tfoot', this.dom.footer, oClone.footer );
}
/* Equalise the column widths between the header footer and body - body get's priority */
var anUnique = dt.oApi._fnGetUniqueThs( dt, $('>thead', oClone.header)[0] );
$(anUnique).each( function (i) {
iColumn = aiColumns[i];
this.style.width = that.s.aiInnerWidths[iColumn]+"px";
} );
if ( that.s.dt.nTFoot !== null )
{
anUnique = dt.oApi._fnGetUniqueThs( dt, $('>tfoot', oClone.footer)[0] );
$(anUnique).each( function (i) {
iColumn = aiColumns[i];
this.style.width = that.s.aiInnerWidths[iColumn]+"px";
} );
}
},
/**
* From a given table node (THEAD etc), get a list of TR direct child elements
* @param {Node} nIn Table element to search for TR elements (THEAD, TBODY or TFOOT element)
* @returns {Array} List of TR elements found
* @private
*/
"_fnGetTrNodes": function ( nIn )
{
var aOut = [];
for ( var i=0, iLen=nIn.childNodes.length ; i<iLen ; i++ )
{
if ( nIn.childNodes[i].nodeName.toUpperCase() == "TR" )
{
aOut.push( nIn.childNodes[i] );
}
}
return aOut;
},
/**
* Equalise the heights of the rows in a given table node in a cross browser way
* @returns {void}
* @param {String} nodeName Node type - thead, tbody or tfoot
* @param {Node} original Original node to take the heights from
* @param {Node} clone Copy the heights to
* @private
*/
"_fnEqualiseHeights": function ( nodeName, original, clone )
{
if ( this.s.sHeightMatch == 'none' && nodeName !== 'thead' && nodeName !== 'tfoot' )
{
return;
}
var that = this,
i, iLen, iHeight, iHeight2, iHeightOriginal, iHeightClone,
rootOriginal = original.getElementsByTagName(nodeName)[0],
rootClone = clone.getElementsByTagName(nodeName)[0],
jqBoxHack = $('>'+nodeName+'>tr:eq(0)', original).children(':first'),
iBoxHack = jqBoxHack.outerHeight() - jqBoxHack.height(),
anOriginal = this._fnGetTrNodes( rootOriginal ),
anClone = this._fnGetTrNodes( rootClone ),
heights = [];
for ( i=0, iLen=anClone.length ; i<iLen ; i++ )
{
iHeightOriginal = anOriginal[i].offsetHeight;
iHeightClone = anClone[i].offsetHeight;
iHeight = iHeightClone > iHeightOriginal ? iHeightClone : iHeightOriginal;
if ( this.s.sHeightMatch == 'semiauto' )
{
anOriginal[i]._DTTC_iHeight = iHeight;
}
heights.push( iHeight );
}
for ( i=0, iLen=anClone.length ; i<iLen ; i++ )
{
anClone[i].style.height = heights[i]+"px";
anOriginal[i].style.height = heights[i]+"px";
}
},
/**
* Determine if the UA suffers from Firefox's overflow:scroll scrollbars
* not being shown bug.
*
* Firefox doesn't draw scrollbars, even if it is told to using
* overflow:scroll, if the div is less than 34px height. See bugs 292284 and
* 781885. Using UA detection here since this is particularly hard to detect
* using objects - its a straight up rendering error in Firefox.
*
* @return {boolean} True if Firefox error is present, false otherwise
*/
_firefoxScrollError: function () {
if ( _firefoxScroll === undefined ) {
var test = $('<div/>')
.css( {
position: 'absolute',
top: 0,
left: 0,
height: 10,
width: 50,
overflow: 'scroll'
} )
.appendTo( 'body' );
// Make sure this doesn't apply on Macs with 0 width scrollbars
_firefoxScroll = (
test[0].clientWidth === test[0].offsetWidth && this._fnDTOverflow().bar !== 0
);
test.remove();
}
return _firefoxScroll;
}
} );
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Statics
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/**
* FixedColumns default settings for initialisation
* @name FixedColumns.defaults
* @namespace
* @static
*/
FixedColumns.defaults = /** @lends FixedColumns.defaults */{
/**
* Number of left hand columns to fix in position
* @type int
* @default 1
* @static
* @example
* var = $('#example').dataTable( {
* "scrollX": "100%"
* } );
* new $.fn.dataTable.fixedColumns( table, {
* "leftColumns": 2
* } );
*/
"iLeftColumns": 1,
/**
* Number of right hand columns to fix in position
* @type int
* @default 0
* @static
* @example
* var table = $('#example').dataTable( {
* "scrollX": "100%"
* } );
* new $.fn.dataTable.fixedColumns( table, {
* "rightColumns": 1
* } );
*/
"iRightColumns": 0,
/**
* Draw callback function which is called when FixedColumns has redrawn the fixed assets
* @type function(object, object):void
* @default null
* @static
* @example
* var table = $('#example').dataTable( {
* "scrollX": "100%"
* } );
* new $.fn.dataTable.fixedColumns( table, {
* "drawCallback": function () {
* alert( "FixedColumns redraw" );
* }
* } );
*/
"fnDrawCallback": null,
/**
* Height matching algorthim to use. This can be "none" which will result in no height
* matching being applied by FixedColumns (height matching could be forced by CSS in this
* case), "semiauto" whereby the height calculation will be performed once, and the result
* cached to be used again (fnRecalculateHeight can be used to force recalculation), or
* "auto" when height matching is performed on every draw (slowest but must accurate)
* @type string
* @default semiauto
* @static
* @example
* var table = $('#example').dataTable( {
* "scrollX": "100%"
* } );
* new $.fn.dataTable.fixedColumns( table, {
* "heightMatch": "auto"
* } );
*/
"sHeightMatch": "semiauto"
};
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Constants
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/**
* FixedColumns version
* @name FixedColumns.version
* @type String
* @default See code
* @static
*/
FixedColumns.version = "3.2.6";
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* DataTables API integration
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
DataTable.Api.register( 'fixedColumns()', function () {
return this;
} );
DataTable.Api.register( 'fixedColumns().update()', function () {
return this.iterator( 'table', function ( ctx ) {
if ( ctx._oFixedColumns ) {
ctx._oFixedColumns.fnUpdate();
}
} );
} );
DataTable.Api.register( 'fixedColumns().relayout()', function () {
return this.iterator( 'table', function ( ctx ) {
if ( ctx._oFixedColumns ) {
ctx._oFixedColumns.fnRedrawLayout();
}
} );
} );
DataTable.Api.register( 'rows().recalcHeight()', function () {
return this.iterator( 'row', function ( ctx, idx ) {
if ( ctx._oFixedColumns ) {
ctx._oFixedColumns.fnRecalculateHeight( this.row(idx).node() );
}
} );
} );
DataTable.Api.register( 'fixedColumns().rowIndex()', function ( row ) {
row = $(row);
return row.parents('.DTFC_Cloned').length ?
this.rows( { page: 'current' } ).indexes()[ row.index() ] :
this.row( row ).index();
} );
DataTable.Api.register( 'fixedColumns().cellIndex()', function ( cell ) {
cell = $(cell);
if ( cell.parents('.DTFC_Cloned').length ) {
var rowClonedIdx = cell.parent().index();
var rowIdx = this.rows( { page: 'current' } ).indexes()[ rowClonedIdx ];
var columnIdx;
if ( cell.parents('.DTFC_LeftWrapper').length ) {
columnIdx = cell.index();
}
else {
var columns = this.columns().flatten().length;
columnIdx = columns - this.context[0]._oFixedColumns.s.iRightColumns + cell.index();
}
return {
row: rowIdx,
column: this.column.index( 'toData', columnIdx ),
columnVisible: columnIdx
};
}
else {
return this.cell( cell ).index();
}
} );
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Initialisation
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
// Attach a listener to the document which listens for DataTables initialisation
// events so we can automatically initialise
$(document).on( 'init.dt.fixedColumns', function (e, settings) {
if ( e.namespace !== 'dt' ) {
return;
}
var init = settings.oInit.fixedColumns;
var defaults = DataTable.defaults.fixedColumns;
if ( init || defaults ) {
var opts = $.extend( {}, init, defaults );
if ( init !== false ) {
new FixedColumns( settings, opts );
}
}
} );
// Make FixedColumns accessible from the DataTables instance
$.fn.dataTable.FixedColumns = FixedColumns;
$.fn.DataTable.FixedColumns = FixedColumns;
return FixedColumns;
}));
| .. | |||||
| dataTables.fixedColumns.js | |||||
| dataTables.fixedColumns.min.js | |||||
| fixedColumns.bootstrap4.js | |||||
| fixedColumns.bootstrap4.min.js |